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Table 5 Evaluation of model’s goodness of fit

From: Effects of expertise on football betting

Match Status of correct cases classified in full model compared with null modelM Nagelkerke’s R-squared (in %) Status of predictor variable “expertise” in the regression
1. Switzerland – Czech Republic Unchanged 4 Not significant
2. Portugal – Turkey Unchanged 6 Not significant
3. Austria – Croatia Unchanged 1 Not significant
4. Germany – Poland Unchanged 3 Significant
5. Romania – France Unchanged 5 Not significant
6. Netherlands – Italy Unchanged * *
7. Spain – Russia Unchanged * *
8. Greece – Sweden Unchanged 5 Not significant
9. Czech Republic – Portugal Unchanged 5 Not significant
10. Switzerland – Turkey Unchanged 4 Not significant
  1. *Maximum iterations reached and final solution not found because group sample size too small.